How can I modify/create my own keyframes?

[Suibuku]

I'm particularly interested on how to change the speed of a keyframe. However, I would like to know how to make them as well.

I did some research on this, and couldn't find anything.

[Cyber Burn]

Welcome aboard Suibuku, personally Keyframes are out of my league, but maybe this will help you at least get started:

Keyframe tool: http://ezscript.wikispaces.com/Mod+Tools